- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/96 - Spiro-condensed ring systems
Patent holdings for IPC class C07D 209/96
Total number of patents in this class: 171
10-year publication summary
|
12
|
11
|
10
|
12
|
5
|
14
|
10
|
8
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5668 |
12 |
| Bayer AG | 3435 |
5 |
| FUJIFILM Corporation | 30244 |
5 |
| Oryzon Genomics S.A. | 102 |
5 |
| SFC Co., Ltd. | 333 |
4 |
| Volastra Therapeutics, Inc. | 26 |
4 |
| Merck Sharp & Dohme LLC | 3715 |
4 |
| Nxera Pharma UK Limited | 180 |
4 |
| Novartis AG | 10346 |
3 |
| The Regents of the University of Michigan | 4903 |
3 |
| Takeda Pharmaceutical Company Limited | 2718 |
3 |
| Hodogaya Chemical Co., Ltd. | 426 |
3 |
| Rohm and Haas Electronic Materials Korea Ltd. | 332 |
3 |
| Shandong Danhong Pharmaceutical Co., Ltd. | 23 |
3 |
| F. Hoffmann-La Roche AG | 7835 |
2 |
| Boehringer Ingelheim International GmbH | 4529 |
2 |
| Canon Inc. | 42303 |
2 |
| Bayer Cropscience AG | 1889 |
2 |
| Case Western Reserve University | 1870 |
2 |
| Duk San Neolux Co., Ltd. | 682 |
2 |
| Other owners | 98 |